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VFIO: Wrapper for getting reference to vfio_device

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- Added vfio_device_get_from_dev() as wrapper to get
  reference to vfio_device from struct device.

- Added vfio_device_data() as a wrapper to get device_data from
  vfio_device.

Signed-off-by: Vijay Mohan Pandarathil <vijaymohan.pandarathil@hp.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Vijay Mohan Pandarathil 2013-03-11 09:28:44 -06:00 • committed by Alex Williamson
parent f6161aa153
commit 44f507163d
2 changed files with 32 additions and 1 deletions
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3
include/linux/vfio.h
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@ -45,6 +45,9 @@ extern int vfio_add_group_dev(struct device *dev,
void *device_data);
extern void *vfio_del_group_dev(struct device *dev);
extern struct vfio_device *vfio_device_get_from_dev(struct device *dev);
extern void vfio_device_put(struct vfio_device *device);
extern void *vfio_device_data(struct vfio_device *device);
/**
* struct vfio_iommu_driver_ops - VFIO IOMMU driver callbacks